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Which of these describes oxidation? | StemPy Lab
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Which of these describes oxidation?
Chemistry
Easy
High School (9–10)
General
Chemical Reactions › Types of Chemical Reactions
Created by
StemPy Lab
Which of these describes oxidation?
A substance dissolves in water
A substance gains oxygen or loses hydrogen
A substance loses oxygen or gains hydrogen
A substance breaks into two products
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← Hot copper oxide reacts with hydrogen: CuO + H₂ → Cu + H₂O. Which substance is reduced?
A student says: Decomposition reactions always need heat. What is the mistake? →
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Chemical Reactions › Types of Chemical Reactions
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Created by StemPy LabCreated by StemPy Lab